changes

assets/style/style.css

@@ -0,0 +1,14 @@
+html, body, .body{
+    width: 100%;
+    height: 100%;
+    margin: 0%;
+    padding: 0%;
+    font-family: Verdana, Geneva, Tahoma, sans-serif;
+    background-color: #212529;
+    user-select: none;
+}
+
+.center{
+    display: flex;
+    align-items: center;
+}